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Date:      Mon, 7 Jan 2002 19:55:45 -0600
From:      Alfred Perlstein <bright@mu.org>
To:        Nate Williams <nate@yogotech.com>
Cc:        Dan Eischen <eischen@vigrid.com>, Peter Wemm <peter@wemm.org>, Archie Cobbs <archie@dellroad.org>, arch@FreeBSD.ORG
Subject:   Re: Request for review: getcontext, setcontext, etc
Message-ID:  <20020107195545.I18706@elvis.mu.org>
In-Reply-To: <15418.17708.386130.893862@caddis.yogotech.com>; from nate@yogotech.com on Mon, Jan 07, 2002 at 06:02:36PM -0700
References:  <20020106232937.9F87D38CC@overcee.netplex.com.au> <3C390746.5FE7648C@vigrid.com> <15417.59947.662052.836634@caddis.yogotech.com> <20020107130208.E18706@elvis.mu.org> <15418.663.130281.835301@caddis.yogotech.com> <20020107185929.H18706@elvis.mu.org> <15418.17708.386130.893862@caddis.yogotech.com>

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* Nate Williams <nate@yogotech.com> [020107 19:02] wrote:
> > > > threads.
> > > > 
> > > > Is this possible?
> > > 
> > > In the future it may be possible, if we keep track of FP-usage on a
> > > thread basis instead of a process basis.  This requires kernel threads.
> > 
> > No, as I stated above, I don't think this requires kernel threads.
> 
> I understand now, thanks.  However, I'm not sure how easily this can be
> done.

All you need is a hook to reset the FP-used bit, any application
that clears the bit incorrectly gets what it deserves. :)

-- 
-Alfred Perlstein [alfred@freebsd.org]
'Instead of asking why a piece of software is using "1970s technology,"
 start asking why software is ignoring 30 years of accumulated wisdom.'
Tax deductable donations for FreeBSD: http://www.freebsdfoundation.org/

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